<template>
    <el-dialog
            :title="!dataForm.id ? '新增' : '修改'"
            :close-on-click-modal="false"
            :visible.sync="visible">
        <el-form :model="dataForm" :rules="dataRule" ref="dataForm" @keyup.enter.native="dataFormSubmit()"
                 label-width="80px">
            <el-form-item label="角色名称" prop="roleName">
                <el-input v-model="dataForm.roleName" placeholder="角色名称"></el-input>
            </el-form-item>
            <el-form-item label="备注" prop="remark">
                <el-input v-model="dataForm.remark" placeholder="备注"></el-input>
            </el-form-item>
            <el-form-item size="mini" label="授权">
                <el-tree
                        :data="menuList"
                        :props="menuListTreeProps"
                        node-key="menuId"
                        ref="menuListTree"
                        :default-expand-all="true"
                        show-checkbox>
                </el-tree>
            </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
      <el-button @click="visible = false">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
    </el-dialog>
</template>

<script>
    import {treeDataTranslate} from '@/utils'

    export default {
        data() {
            return {
                visible: false,
                menuList: [],
                menuListTreeProps: {
                    label: 'name',
                    children: 'children'
                },
                dataForm: {
                    id: 0,
                    roleName: '',
                    remark: ''
                },
                dataRule: {
                    roleName: [
                        {required: true, message: '角色名称不能为空', trigger: 'blur'}
                    ]
                },
                tempKey: -9 // 临时key, 用于解决tree半选中状态项不能传给后台接口问题. # 待优化
            }
        },
        methods: {
            init(id) {
                this.dataForm.id = id || 0
                this.$api.Menu.list().then(({menuList}) => {
                    this.menuList = treeDataTranslate(menuList, '-1')
                }).then(() => {
                    this.visible = true;
                    this.$nextTick(() => {
                        this.$refs['dataForm'].resetFields()
                        this.$refs.menuListTree.setCheckedKeys([])
                    })
                }).then(() => {
                    if (this.dataForm.id) {
                        this.$api.Role.info(this.dataForm.id).then((data) => {
                            if (data && data.code === 0) {
                                this.dataForm.roleName = data.role.roleName
                                this.dataForm.remark = data.role.remark
                                // var idx = data.role.menuIdList.indexOf(this.tempKey)
                                //移除 0
                                var idx = data.role.menuIdList.indexOf(0)
                                if (idx !== -1) {
                                    //splice 删除 从1开始的 2 数量 ，3放上1之后的数据
                                    // data.role.menuIdList.splice(idx, data.role.menuIdList.length - idx)
                                    data.role.menuIdList.splice(idx, 1)
                                }
                                console.log("1234567890asda");
                                console.log(data.role.menuIdList);
                                this.$refs.menuListTree.setCheckedKeys(data.role.menuIdList)
                            }
                        })
                    }
                })
            },
            // 表单提交
            dataFormSubmit() {
                this.$refs['dataForm'].validate((valid) => {
                    if (valid) {

                        let data = {
                            'roleId': this.dataForm.id || undefined,
                            'roleName': this.dataForm.roleName,
                            'remark': this.dataForm.remark,
                            'menuIdList': [].concat(this.$refs.menuListTree.getCheckedKeys(), [this.tempKey], this.$refs.menuListTree.getHalfCheckedKeys())
                        }
                        let resultAction;
                        if (!this.dataForm.id) {
                            resultAction = this.$api.Role.save(data);
                        } else {
                            resultAction = this.$api.Role.update(data);
                        }

                        resultAction.then((data) => {
                            if (data && data.code === 0) {
                                this.$message({
                                    message: '操作成功',
                                    type: 'success',
                                    duration: 1500,
                                    onClose: () => {
                                        this.visible = false
                                        this.$emit('refreshDataList')
                                    }
                                })
                            } else {
                                this.$message.error(data.msg)
                            }
                        })
                    }
                })
            }
        }
    }
</script>
